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<div class="title">graph_objects.hpp</div>  </div>
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<a href="graph__objects_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#ifndef DEF_GRAPHCHI_OBJECTS</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define DEF_GRAPHCHI_OBJECTS</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#include &lt;assert.h&gt;</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#include &lt;omp.h&gt;</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &lt;string.h&gt;</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &quot;graphchi_types.hpp&quot;</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#include &quot;util/qsort.hpp&quot;</span></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="keyword">namespace </span>graphchi {</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    </div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor">#ifdef __GNUC__</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define VARIABLE_IS_NOT_USED __attribute__ ((unused))</span></div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">   50</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define VARIABLE_IS_NOT_USED</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="preprocessor"></span>    </div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> EdgeDataType&gt;</div>
<div class="line"><a name="l00054"></a><span class="lineno"><a class="code" href="classgraphchi_1_1graphchi__edge.html">   54</a></span>&#160;    <span class="keyword">class </span><a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge</a> {</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        </div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    <span class="keyword">public</span>:</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        vid_t vertexid; <span class="comment">// Source or Target vertex id. Clear from context.</span></div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        EdgeDataType * data_ptr;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        </div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge</a>() {}</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge</a>(vid_t _vertexid, EdgeDataType * edata_ptr) : vertexid(_vertexid), data_ptr(edata_ptr) {</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        }</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        </div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;        </div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;        EdgeDataType get_data() {</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;            <span class="keywordflow">return</span> * data_ptr;</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;        }</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        </div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        <span class="keywordtype">void</span> set_data(EdgeDataType x) {</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;            *data_ptr = x;</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;        }</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;        </div>
<div class="line"><a name="l00076"></a><span class="lineno"><a class="code" href="classgraphchi_1_1graphchi__edge.html#a5d55d4d82a58faa5858dfb898f2258d6">   76</a></span>&#160;        vid_t <a class="code" href="classgraphchi_1_1graphchi__edge.html#a5d55d4d82a58faa5858dfb898f2258d6">vertex_id</a>() {</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;            <span class="keywordflow">return</span> vertexid;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;        }</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        </div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160; </div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    };</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    </div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> ET&gt;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    <span class="keywordtype">bool</span> eptr_less(<span class="keyword">const</span> graphchi_edge&lt;ET&gt; &amp;a, <span class="keyword">const</span> graphchi_edge&lt;ET&gt; &amp;b) {</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        <span class="keywordflow">return</span> a.vertexid &lt; b.vertexid;</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    }</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    </div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    </div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> VertexDataType, <span class="keyword">typename</span> EdgeDataType&gt;</div>
<div class="line"><a name="l00090"></a><span class="lineno"><a class="code" href="classgraphchi_1_1internal__graphchi__vertex.html">   90</a></span>&#160;    <span class="keyword">class </span><a class="code" href="classgraphchi_1_1internal__graphchi__vertex.html">internal_graphchi_vertex</a> {</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        </div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <span class="keyword">public</span>:   <span class="comment">// Todo, use friend</span></div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;        <span class="keywordtype">int</span> inc;</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        <span class="keyword">volatile</span> <span class="keywordtype">int</span> outc;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;        </div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        vid_t vertexid;</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;    <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;        <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a> * inedges_ptr;</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a> * outedges_ptr;</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;        </div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;                </div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;    <span class="keyword">public</span>:</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        <span class="keywordtype">bool</span> modified;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;        <a class="code" href="basic__dynamicengine__smoketest_8cpp.html#acf10237949ab87b83055ff6aa646c565">VertexDataType</a> * dataptr;</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        <span class="comment">/* Accessed directly by the engine */</span></div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;        <span class="keywordtype">bool</span> scheduled;</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        <span class="keywordtype">bool</span> parallel_safe;</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;        </div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;<span class="preprocessor">#ifdef SUPPORT_DELETIONS</span></div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;<span class="preprocessor"></span>        <span class="keywordtype">int</span> deleted_inc;</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;        <span class="keywordtype">int</span> deleted_outc;</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="preprocessor"></span>        </div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;        </div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;        <a class="code" href="classgraphchi_1_1internal__graphchi__vertex.html">internal_graphchi_vertex</a>() : inc(0), outc(0) {</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;<span class="preprocessor">#ifdef SUPPORT_DELETIONS</span></div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="preprocessor"></span>            deleted_outc = deleted_inc = 0;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;<span class="preprocessor"></span>            dataptr = NULL;</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        }</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;        </div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;        </div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;        <a class="code" href="classgraphchi_1_1internal__graphchi__vertex.html">internal_graphchi_vertex</a>(vid_t _id, <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a> * iptr, </div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;                                <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a> * optr, </div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;                                 <span class="keywordtype">int</span> indeg, </div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;                                 <span class="keywordtype">int</span> outdeg) : </div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;                            vertexid(_id), inedges_ptr(iptr), outedges_ptr(optr) {</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;            inc = 0;</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;            outc = 0;</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;            scheduled = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;            modified = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;            parallel_safe = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;            dataptr = NULL;</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;<span class="preprocessor">#ifdef SUPPORT_DELETIONS</span></div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;<span class="preprocessor"></span>            deleted_inc = 0;</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;            deleted_outc = 0;</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;<span class="preprocessor"></span>        }</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        </div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="classgraphchi_1_1internal__graphchi__vertex.html">internal_graphchi_vertex</a>() {}</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;        </div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        vid_t id()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;            <span class="keywordflow">return</span> vertexid;</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;        }</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        </div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;        <span class="keywordtype">int</span> num_inedges()<span class="keyword"> const </span>{ </div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;            <span class="keywordflow">return</span> inc; </div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;            </div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;        }</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;        <span class="keywordtype">int</span> num_outedges()<span class="keyword"> const </span>{ </div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;            <span class="keywordflow">return</span> outc; </div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        }</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;        <span class="keywordtype">int</span> num_edges()<span class="keyword"> const </span>{ </div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;            <span class="keywordflow">return</span> inc + outc; </div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;        }</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;        </div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;                </div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;        <span class="comment">// Optimization: as only memshard (not streaming shard) creates inedgers,</span></div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;        <span class="comment">// we do not need atomic instructions here!</span></div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;        <span class="keyword">inline</span> <span class="keywordtype">void</span> add_inedge(vid_t src, EdgeDataType * ptr, <span class="keywordtype">bool</span> special_edge) {</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;<span class="preprocessor">#ifdef SUPPORT_DELETIONS</span></div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;<span class="preprocessor"></span>            <span class="keywordflow">if</span> (inedges_ptr != NULL &amp;&amp; is_deleted_edge_value(*ptr)) {</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;                deleted_inc++;</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;                <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;            }</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="preprocessor"></span>            <span class="keywordflow">if</span> (inedges_ptr != NULL) inedges_ptr[inc] = <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a>(src, ptr);</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;            inc++;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;            assert(src != vertexid);</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;        }</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;        </div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;        <span class="keyword">inline</span> <span class="keywordtype">void</span> add_outedge(vid_t dst, EdgeDataType * ptr, <span class="keywordtype">bool</span> special_edge) {</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="preprocessor">#ifdef SUPPORT_DELETIONS</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;<span class="preprocessor"></span>            <span class="keywordflow">if</span> (outedges_ptr != NULL &amp;&amp; is_deleted_edge_value(*ptr)) {</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;                deleted_outc++;</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;                <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;            }</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="preprocessor"></span>            <span class="keywordtype">int</span> i = __sync_add_and_fetch(&amp;outc, 1);</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;            <span class="keywordflow">if</span> (outedges_ptr != NULL) outedges_ptr[i-1] = <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a>(dst, ptr);</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;            assert(dst != vertexid);</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;        }</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;        </div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;        </div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;    };</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;    </div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> VertexDataType, <span class="keyword">typename</span> EdgeDataType &gt;</div>
<div class="line"><a name="l00193"></a><span class="lineno"><a class="code" href="classgraphchi_1_1graphchi__vertex.html">  193</a></span>&#160;    <span class="keyword">class </span><a class="code" href="classgraphchi_1_1graphchi__vertex.html">graphchi_vertex</a> : <span class="keyword">public</span> <a class="code" href="classgraphchi_1_1internal__graphchi__vertex.html">internal_graphchi_vertex</a>&lt;VertexDataType, EdgeDataType&gt; {</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;        </div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;    <span class="keyword">public</span>:</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;        </div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;        <a class="code" href="classgraphchi_1_1graphchi__vertex.html">graphchi_vertex</a>() : <a class="code" href="classgraphchi_1_1internal__graphchi__vertex.html">internal_graphchi_vertex&lt;VertexDataType, EdgeDataType&gt;</a>() { }</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;        </div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;        <a class="code" href="classgraphchi_1_1graphchi__vertex.html">graphchi_vertex</a>(vid_t _id, </div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;                        <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a> * iptr, </div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;                                 <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a> * optr, </div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;                        <span class="keywordtype">int</span> indeg, </div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;                        <span class="keywordtype">int</span> outdeg) : </div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;            <a class="code" href="classgraphchi_1_1internal__graphchi__vertex.html">internal_graphchi_vertex&lt;VertexDataType, EdgeDataType&gt;</a>(_id, iptr, optr, indeg, outdeg) {}</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;        </div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="classgraphchi_1_1graphchi__vertex.html">graphchi_vertex</a>() {}</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;        </div>
<div class="line"><a name="l00212"></a><span class="lineno"><a class="code" href="classgraphchi_1_1graphchi__vertex.html#a79aebd315e4f333e8ba0e756c265883a">  212</a></span>&#160;        <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a> * <a class="code" href="classgraphchi_1_1graphchi__vertex.html#a79aebd315e4f333e8ba0e756c265883a">edge</a>(<span class="keywordtype">int</span> i) {</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;            <span class="keywordflow">if</span> (i &lt; this-&gt;inc) <span class="keywordflow">return</span> inedge(i);</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;            <span class="keywordflow">else</span> <span class="keywordflow">return</span> outedge(i - this-&gt;inc);</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;        }</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;        </div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;        <a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a> * inedge(<span class="keywordtype">int</span> i) {</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;            assert(i &gt;= 0 &amp;&amp; i &lt; this-&gt;inc);</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;            <span class="keywordflow">return</span> &amp;this-&gt;inedges_ptr[i];</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;        }</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;        </div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;        graphchi_edge&lt;EdgeDataType&gt; * outedge(<span class="keywordtype">int</span> i) {</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;            assert(i &gt;= 0 &amp;&amp; i &lt; this-&gt;outc);</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;            <span class="keywordflow">return</span> &amp;this-&gt;outedges_ptr[i];</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;        }        </div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;        </div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;     </div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;        </div>
<div class="line"><a name="l00233"></a><span class="lineno"><a class="code" href="classgraphchi_1_1graphchi__vertex.html#af5c32eed2ff7753dfd23306ca44d6ce2">  233</a></span>&#160;        <a class="code" href="basic__dynamicengine__smoketest_8cpp.html#acf10237949ab87b83055ff6aa646c565">VertexDataType</a> <a class="code" href="classgraphchi_1_1graphchi__vertex.html#af5c32eed2ff7753dfd23306ca44d6ce2">get_data</a>() {</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;            <span class="keywordflow">return</span> *(this-&gt;dataptr);</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;        }</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;        </div>
<div class="line"><a name="l00241"></a><span class="lineno"><a class="code" href="classgraphchi_1_1graphchi__vertex.html#a72ceeb55d8ac80f329a9223ad63690dc">  241</a></span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classgraphchi_1_1graphchi__vertex.html#a72ceeb55d8ac80f329a9223ad63690dc">set_data</a>(<a class="code" href="basic__dynamicengine__smoketest_8cpp.html#acf10237949ab87b83055ff6aa646c565">VertexDataType</a> d) {</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;            *(this-&gt;dataptr) = d;</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;            this-&gt;modified = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;        }</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;        </div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;        <span class="comment">// TODO: rethink</span></div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;        <span class="keyword">static</span> <span class="keywordtype">bool</span> computational_edges() {</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;        }</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;        <span class="keyword">static</span> <span class="keywordtype">bool</span> read_outedges() {</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;        }</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;        </div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;        </div>
<div class="line"><a name="l00260"></a><span class="lineno"><a class="code" href="classgraphchi_1_1graphchi__vertex.html#aadc46cb5f79dc63562e2a32a41b56211">  260</a></span>&#160;        <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> <a class="code" href="classgraphchi_1_1graphchi__vertex.html#aadc46cb5f79dc63562e2a32a41b56211">sort_edges_indirect</a>() {</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;            <span class="comment">// Check for deleted edges first...</span></div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;            <span class="keywordflow">if</span> (this-&gt;inc != (this-&gt;outedges_ptr - this-&gt;inedges_ptr)) {</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;                <span class="comment">// Moving</span></div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;                memmove(&amp;this-&gt;inedges_ptr[this-&gt;inc], this-&gt;outedges_ptr, this-&gt;outc * <span class="keyword">sizeof</span>(<a class="code" href="classgraphchi_1_1graphchi__edge.html">graphchi_edge&lt;EdgeDataType&gt;</a>));</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;                this-&gt;outedges_ptr = &amp;this-&gt;inedges_ptr[this-&gt;inc];</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;            }</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;            quickSort(this-&gt;inedges_ptr, (<span class="keywordtype">int</span>) (this-&gt;inc + this-&gt;outc), eptr_less&lt;EdgeDataType&gt;);</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;            </div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;        }</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;        </div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;        </div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;<span class="preprocessor">#ifdef SUPPORT_DELETIONS</span></div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;<span class="preprocessor"></span>        <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> remove_edge(<span class="keywordtype">int</span> i) {</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;            remove_edgev(<a class="code" href="classgraphchi_1_1graphchi__vertex.html#a79aebd315e4f333e8ba0e756c265883a">edge</a>(i));</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;        }</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;        </div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;        <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> remove_inedge(<span class="keywordtype">int</span> i) {</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;            remove_edgev(inedge(i));</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;        }</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;        </div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;        <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> remove_outedge(<span class="keywordtype">int</span> i) {</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;            remove_edgev(outedge(i));</div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;        }</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;<span class="preprocessor"></span>        </div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;        </div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;    };</div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;    </div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;    <span class="comment">// If highest order bit is set, the edge is &quot;special&quot;. This is used</span></div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;    <span class="comment">// to indicate - in the neighborhood model - that neighbor&#39;s value is</span></div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;    <span class="comment">// cached in memory. </span></div>
<div class="line"><a name="l00296"></a><span class="lineno"><a class="code" href="graph__objects_8hpp.html#af358993266b0a9eb7aabdf5abe2c7f67">  296</a></span>&#160;<span class="preprocessor">#define HIGHMASK (1 + (2147483647 &gt;&gt; 1))</span></div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define CLEARMASK (2147483647 &gt;&gt; 1)</span></div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;<span class="preprocessor"></span>    <span class="keyword">inline</span> vid_t translate_edge(vid_t rawid, <span class="keywordtype">bool</span> &amp;is_special) {</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;        is_special = (rawid &amp; <a class="code" href="graph__objects_8hpp.html#af358993266b0a9eb7aabdf5abe2c7f67">HIGHMASK</a>) != 0;</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;        <span class="keywordflow">return</span> rawid &amp; CLEARMASK;</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;    }</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;    <span class="keyword">inline</span> vid_t make_special(vid_t rawid) {</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;        <span class="keywordflow">return</span> rawid | <a class="code" href="graph__objects_8hpp.html#af358993266b0a9eb7aabdf5abe2c7f67">HIGHMASK</a>;</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;    }</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    <span class="keyword">inline</span> <span class="keywordtype">bool</span> is_special(vid_t rawid) {</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;        <span class="keywordflow">return</span> (rawid &amp; <a class="code" href="graph__objects_8hpp.html#af358993266b0a9eb7aabdf5abe2c7f67">HIGHMASK</a>) != 0;</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;    }</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;    </div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;<span class="preprocessor">#ifdef SUPPORT_DELETIONS</span></div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;<span class="preprocessor"></span>    </div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;    <span class="comment">/*</span></div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;<span class="comment">     * Hacky support for edge deletions.</span></div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;<span class="comment">     * Edges are deleted by setting the value of the edge to a special</span></div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;<span class="comment">     * value that denotes it was deleted.</span></div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;<span class="comment">     * In the future, a better system could be designed.</span></div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;<span class="comment">     */</span></div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;    </div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;    <span class="comment">// This is hacky...</span></div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;    <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> is_deleted_edge_value(<span class="keywordtype">bool</span> val) {</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;        <span class="keywordflow">return</span> val;</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    }</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;    </div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;    <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> is_deleted_edge_value(<span class="keywordtype">int</span> val) {</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;        <span class="keywordflow">return</span> 0xffffffff == (<span class="keywordtype">unsigned</span> int)val;</div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;    }</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;    </div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;    <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> is_deleted_edge_value(vid_t val) {</div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;        <span class="keywordflow">return</span> 0xffffffffu == val;</div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;    }</div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;    </div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;    </div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;    <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> is_deleted_edge_value(<span class="keywordtype">float</span> val) {</div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;        <span class="keywordflow">return</span> !(val &lt; 0 || val &gt; 0);</div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;    }</div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;    </div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> remove_edgev(graphchi_edge&lt;bool&gt; * e);</div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> remove_edgev(graphchi_edge&lt;bool&gt; * e) {</div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;        e-&gt;set_data(<span class="keyword">true</span>);</div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;    }</div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;    </div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> remove_edgev(graphchi_edge&lt;vid_t&gt; * e);</div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> remove_edgev(graphchi_edge&lt;vid_t&gt; * e) {</div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;        e-&gt;set_data(0xffffffff);</div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;    }</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;    </div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> remove_edgev(graphchi_edge&lt;int&gt; * e);</div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="graph__objects_8hpp.html#a374bd2d6076b95bff33ea625a1e25e09">VARIABLE_IS_NOT_USED</a> remove_edgev(graphchi_edge&lt;int&gt; * e) {</div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;        e-&gt;set_data(0xffffffff);</div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;    }</div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;    </div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;<span class="preprocessor">#endif  </span></div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;<span class="preprocessor"></span>    </div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;</div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;} <span class="comment">// Namespace</span></div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;</div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;<span class="preprocessor">#endif</span></div>
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